Starting The 48 V Vehicle Electrical System
- All 48-volt system components must be installed in the vehicle according to specifications:
> 407719 REMOVING AND INSTALLING STABILISER, FRONT (PDCC)
> 429019 REMOVING AND INSTALLING STABILISER (PDCC)
> 430819 REMOVING AND INSTALLING ROLL STABILISATION (PDCC)
NOTE: NOTIFICATION
Voltage drop- Irreparable damage to control unit
- Damage to control unit
- Fault entries in the control unit
- Control unit programming/coding is aborted
- Malfunctions in the control unit, even during programming/coding
→ Switch off ignition before disconnecting the control unit.
→ Make sure that the power supply is not interrupted during programming/coding.
→ Connect the battery charger with at least > current 90 A to the vehicle battery.Information
The instructions in the Tester take precedence, since the description may be different with later Tester releases.
The procedure described here has been structured in general terms. Different text or additional information may appear in the Tester .
- Connect the Tester to the vehicle and start it. Switch on ignition.
- Select the vehicle type if necessary.
- Select the Gateway control unit in the overview . Press F12 to continue. Should a vehicle analysis log (VAL) be created? Press F11 to continue.
- Select Coding/programming . Press F12 to continue.
- Select customer specific settings . Press F12 to continue.
- Select 48 V system . Press F12 to continue.
- Select Activate function in the Value tab.
- Perform procedure according to menu guidance. Read and follow the information and instructions on the Tester.
- Go back to the overview. Press F11 to continue.
- Read out all fault memories and erase them if necessary.
- Exit the diagnostic application. Switch off ignition. Disconnect the Tester from the vehicle.